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详解jQuery密码强度验证控件的使用

时间:2022-06-25 17:23:39 编辑:袖梨 来源:一聚教程网

本文实例为大家分享了jQuery密码强度验证控件,供大家参考,具体内容如下

 
 代码如下 复制代码
  
    
    javascript"src="jquery-1.12.1.js">
    
      .mainPrompt {
        border: #999 solid 1px;
        border-radius: 13px;
        overflow: hidden;
        padding: 1px 2px;
        display: inline-block;
        height: 20px;
      }
      .listPrompt {
        float: left;
        height: 20px;
        width: 56px;
        margin-right: 2px;
        background-color: #eeeeee;
      }
      .bot_text span {
        width: 52px;
        text-align: center;
        display: inline-block;
        line-height: 18px;
      }
    
  
  
    
    
      
          新密码请至少使用字母、数字、符号两种
类型组合的密码,长度为6~20位。

      
      
        
          
          
          
          
          
          
        
        
          
            中
        
      
    
    
      function JudgyPwdLevel(pwdStr) {
        var hasNumber = 0;
        var hasLetter = 0;
        var hasSymbol = 0
        if (pwdStr.length >= 6) {
          for (var i = 0; i
            varitem=pwdStr[i];
            if (item >= '0' && item <= '9') { hasNumber = 1; }
            else if ((item >= 'a' && item <= "z") || (item >= 'A' && item < "Z")) { hasLetter = 1; }
            else { hasSymbol = 1; }
          }
        }
        return hasLetter + hasNumber + hasSymbol;
      }
      //显示颜色
      function pwStrength(pwd) {
        O_color = "#eeeeee";
        L_color = "#FF0000";
        M_color = "#FF9900";
        H_color = "#33CC00";
        if (pwd == null || pwd == '') {
          Lcolor = Mcolor = Hcolor = O_color;
        }
        else {
          S_level = JudgyPwdLevel(pwd);
          switch (S_level) {
            case 0:
              Lcolor = Mcolor = Hcolor = O_color;
            case 1:
              Lcolor = L_color;
              Mcolor = Hcolor = O_color;
              break;
            case 2:
              Lcolor = L_color;
              Mcolor = M_color;
              Hcolor = O_color;
              break;
            default:
              Lcolor = L_color;
              Mcolor = M_color;
              Hcolor = H_color;
          }
        }
        document.getElementById("strength_L").style.background = Lcolor;
        document.getElementById("strength_M").style.background = Mcolor;
        document.getElementById("strength_H").style.background = Hcolor;
        return;
      }
      $("#txtPassword").keyup(function(e){
       pwStrength($(e.target).val());
      });
 
    
  
 

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